Keystones — Bedrock
Five GCSE retrieval questions · 10 December 2018 · mathsvault.uk/keystones
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1. Number Adding whole numbers
Calculate: 29 + 19
Answer: 29 + 19 = 48 -
2. Algebra Substitution
If x = 7, find the value of 5x + 11
Answer: 46 -
3. Geometry Converting lengths
Convert 14m to cm
Answer: 1400cm -
4. Ratio Simplifying ratios
Simplify the ratio 21:24
Answer: 7:8 -
5. Statistics Mean
Find the mean of: 8, 17, 10, 15, 8
Answer: 11.6